Home / 20,822,414.83-28,764,863.81-16,630,595.94

Finding the Fourth Proportional to 20,822,414.83, 28,764,863.81 and 16,630,595.94

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Solution

The fourth proportional to 20,822,414.83, 28,764,863.81 and 16,630,595.94 is: 22,974,128.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,822,414.83 : 28,764,863.81 = 16,630,595.94 : x
  2. Step 2: Convert to fraction form
    20,822,414.83/28,764,863.81 = 16,630,595.94/x
  3. Step 3: Cross multiply
    20,822,414.83x = 28,764,863.81 × 16,630,595.94
  4. Step 4: Simplify right side
    20,822,414.83x = 478,376,827,345,262.50
  5. Step 5: Solve for x
    x = 478,376,827,345,262.50/20,822,414.83
  6. Step 6: Final answer
    x = 22,974,128.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.